A place like the Right Livers' Rest was bound to draw freaks, same as molasses draws flies. 1935, George Goodchild, chapter 5, in Death on the Centre Court: By one o'clock the place was choc-a-bloc.
Respiratory infections as well as infections of certain glands can be a cause of excessive saliva, according to the National Library of Medicine. Children with a cold, influenza or nasal allergies may have excessive saliva and drool.
The last suggestion to produce more saliva within your mouth is to drink a lot of water. It can be either bottled water or tap water with fluoride. Not only will the water wash away the sugar and leftover food particles in your mouth, but drinking water will also increase your saliva production.